Product Information
|
Product Name |
Ascorbic Acid |
|
Certifications |
USP/FCC; Kosher |
|
Synonyms |
Vitamin C |
|
CAS Number |
50-81-7 |
|
Molecular Weight |
176.12 |
|
Molecular Formula |
C6H6O6 |
Specifications
|
Appearance |
White, crystalline powder |
|
Identification |
Positive Reaction |
|
Melting Point |
About 190 deg C |
|
pH |
2.4 – 2.6 |
|
Clarity of Solution |
Clear |
|
Color of Solution |
<= BY7 |
|
Loss of Drying |
0.4% max |
|
Arsenic |
<= 3 ppm |
|
Lead |
<= 2 ppm |
|
Copper (Cu) |
<= 5 ppm |
|
Heavy metal (as Pb) |
<= 10 ppm |
|
Iron (Fe) |
<= 2 ppm |
|
Mercury |
<= 1 ppm |
|
Oxalic Acid |
<= 0.2 % |
|
Sulphate Ash |
0.1% max |
|
Specific Optical Rotation |
+ 20.5° ~ + 21.5° |
|
Residual Solvents |
Pass |
|
Organic Volatile Impurities |
Pass |
|
Mesh |
40-80 mesh |
|
Assay |
99.0 ~ 100.5% |
|
Total Plate Count |
100 cfu/g max |
|
E-Coil |
Negative |
|
Yeast & Mold |
100 cfu/g max |
|
Pseudomonas |
Negative |
|
Staphylococcus |
Negative |
Packing Options
|
25 kg net cartons |
Other packing options are available upon request
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